Mark Brennan, DO
Vascular Surgery
21+ years in practiceNPI: 1174523443Licensed in NY
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Credentials & Recognition
Specialties
Vascular Surgery
NPI sub-specialties
Surgery208600000X
Practice Signals
Editorial signals beyond credentials. Patient transparency over opacity. See methodology.
Mid-Level (PA/NP) Use
Doctor-led visits
Years in Practice
21+ years
Estimated from NPI enumeration date
Other Vascular Surgery Doctors near New York
View all →Frequently Asked Questions about Dr. Mark Brennan, DO
Where does Dr. Mark Brennan, DO practice?+
Dr. Mark Brennan, DO practices in New York, NY. 30 HARRISON ST
STE 455
JOHNSON CITY, NY 137902161.
What is Dr. Mark Brennan, DO's phone number?+
Dr. Mark Brennan, DO's practice phone is 607-763-8100. Office contact information is verified on the PBCMMG profile.
What does Dr. Mark Brennan, DO specialize in?+
Dr. Mark Brennan, DO's primary specialty is Vascular Surgery.
Is Dr. Mark Brennan, DO board certified?+
Board certification status for Dr. Mark Brennan, DO has not been verified in the data sources PBCMMG uses (ABMS, state medical boards). The PBCMMG profile shows their current credential set.
How long has Dr. Mark Brennan, DO been practicing?+
Dr. Mark Brennan, DO has been in active practice for 21+ years, based on NPI enumeration and state licensing records.
What is Dr. Mark Brennan, DO's NPI number?+
Dr. Mark Brennan, DO's National Provider Identifier (NPI) is 1174523443, registered in the federal NPPES registry.
Profile maintained by Palm Beach County Medical Media Group, Inc. | Data verified from public registries (NPPES, ABMS, state medical boards). Methodology · Editorial Standards
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